EV Knowledge Center

EV Academy

Practical Chinese EV education for repair shops, distributors, importers, fleet operators, and owners.

Accurate parts matching

Read an OE part number and compare the listing with your vehicle before you inquire.

Latest Academy Articles

Funbyautoparts
Fault diagnosisIntermediate2 min read

Haval JOLION: Oil pressure warning light on; first stop the engine and check the oil level

The oil pressure warning light is on.

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Funbyautoparts
Fault diagnosisIntermediate2 min read

Haval JOLION: Unable to start when the key battery is low or the key is not detected

Unlocking or key recognition fails when the smart key battery is low.

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Funbyautoparts
Fault diagnosisIntermediate2 min read

Haval JOLION: Large water droplets or accumulated water inside the headlamp

Noticeably large water droplets or accumulated water appear inside the lamp, beyond slight misting.

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Funbyautoparts
Fault diagnosisIntermediate2 min read

Haval JOLION: Weak starter and engine will not start

The starter only makes a sound or turns weakly, the headlamps dim and the horn weakens.

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Funbyautoparts
Fault diagnosisIntermediate2 min read

Haval JOLION: Engine overheating, reduced power or steam

The coolant temperature reaches the red zone, the engine accelerates weakly, or steam comes from the engine compartment.

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Funbyautoparts
Fault diagnosisIntermediate2 min read

Haval JOLION: Brake fluid below the lower limit or accompanied by reduced braking efficiency

The brake fluid is below the lower limit on the reservoir.

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Funbyautoparts
Fault diagnosisIntermediate2 min read

Haval JOLION: Musty or pronounced odour from the air conditioning

A pronounced odour occurs when the air conditioning operates.

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Funbyautoparts
Fault diagnosisIntermediate2 min read

Haval JOLION: Reduced air conditioning cooling; check for blocked condenser airflow

Air conditioning cooling is insufficient, and heat exchange surfaces may be covered with debris.

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Funbyautoparts
Fault diagnosisIntermediate2 min read

Haval H6 HEV: Wiper streaks or hardened and cracked rubber blades

The wipers leave streaks or scratches, and the rubber blades show cracks or localized hardening.

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Funbyautoparts
Fault diagnosisIntermediate2 min read

Haval H6 HEV: Persistent vibration or uneven tyre wear

Persistent vibration while driving or uneven tread wear is found.

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Funbyautoparts
Fault diagnosisIntermediate2 min read

Haval H6 HEV: No start with dim lights or a weak horn

The vehicle does not start, and the headlamps are dim or the horn is weak.

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Funbyautoparts
Fault diagnosisIntermediate2 min read

BYD DOLPHIN: Poor wiping or contaminated or damaged wiper rubbers

Wiping is poor, with oil, wax and hard debris on the wiper rubbers or glass.

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